

"""simple docstring"""




def 	lowerCAmelCase    (       __UpperCamelCase				,     __UpperCamelCase   ):
 '''simple docstring'''





 return numa ^ numa < 0


if __name__ == "__main__":
      import doctest

      doctest.testmod()






'''simple docstring'''




def __lowerCAmelCase					(				UpperCamelCase__							)      ->       bool:
    if number < 0:
        raise ValueError('''number must not be negative'''							)
    return number & (number - 1) == 0


if __name__ == "__main__":
  import doctest

  doctest.testmod()
